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C83600 Ounce Metal vs. C86800 Bronze

Both C83600 ounce metal and C86800 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 62% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C83600 ounce metal and the bottom bar is C86800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 21
22
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 39
42
Tensile Strength: Ultimate (UTS), MPa 250
570
Tensile Strength: Yield (Proof), MPa 120
260

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
140
Melting Completion (Liquidus), °C 1010
900
Melting Onset (Solidus), °C 850
880
Specific Heat Capacity, J/kg-K 370
400
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 15
10

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 3.1
3.0
Embodied Energy, MJ/kg 50
51
Embodied Water, L/kg 350
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 43
100
Resilience: Unit (Modulus of Resilience), kJ/m3 70
310
Stiffness to Weight: Axial, points 6.7
7.7
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.9
20
Strength to Weight: Bending, points 10
19
Thermal Shock Resistance, points 9.3
18

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 2.0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 84 to 86
53.5 to 57
Iron (Fe), % 0 to 0.3
1.0 to 2.5
Lead (Pb), % 4.0 to 6.0
0 to 0.2
Manganese (Mn), % 0
2.5 to 4.0
Nickel (Ni), % 0 to 1.0
2.5 to 4.0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 6.0
0 to 1.0
Zinc (Zn), % 4.0 to 6.0
28.3 to 40.5
Residuals, % 0
0 to 1.0